Metzger, S., & Wilhelm, H. (2000). Dinofours: My seeds won't grow! Scholastic INC.
Chicago-čujuhus (17. p.)Metzger, Steve, juo Hans Wilhelm. Dinofours: My Seeds Won't Grow! Estados Unidos: Scholastic INC, 2000.
MLA-čujuhus (9. p.)Metzger, Steve, juo Hans Wilhelm. Dinofours: My Seeds Won't Grow! Scholastic INC, 2000.
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